Swindlers, con artists, and clever thieves are always trying to pull a fast one in the town of Idaville, but they never succeed for long. The neighborhood is protected by Encyclopedia Brown, a ten year old crime stopper with a mind sharper than any adult detective. In this exciting new collection, you will follow the famous boy sleuth as he tackles ten bizarre and challenging new mysteries. Have you ever wondered if an old diary belonging to George Washington's mother is actually authentic? Or perhaps you want to investigate a mysterious photograph of a UFO that was supposedly captured by the army? From the strange puzzle of a giant shark tooth to the thrilling whodunit surrounding a secret shipwreck, these cases will push your deductive reasoning to the limit. As a reader, you are not just sitting on the sidelines. You are an active participant in every single investigation. All the clues are carefully hidden within the story, waiting for you to spot them and expose the truth. Use your critical thinking skills to match wits with Encyclopedia, and see if you can expose the fakes and catch the culprits before turning to the solutions in the back.